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| author | Ben Hutchings <bhutchings@solarflare.com> | 2011-02-18 20:14:13 +0100 |
|---|---|---|
| committer | Ben Hutchings <bhutchings@solarflare.com> | 2011-03-01 00:57:24 +0100 |
| commit | 119226c563be011c6396c6a2d268d1ca7e467bd3 (patch) | |
| tree | 6c96d4691d354cea92e435915293a56e1f9bcb8b | |
| parent | sfc: Update copyright dates (diff) | |
| download | linux-119226c563be011c6396c6a2d268d1ca7e467bd3.tar.xz linux-119226c563be011c6396c6a2d268d1ca7e467bd3.zip | |
sfc: Expose TX push and TSO counters through ethtool statistics
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
| -rw-r--r-- | drivers/net/sfc/ethtool.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c index 52fa661aede9..158d5b5630b6 100644 --- a/drivers/net/sfc/ethtool.c +++ b/drivers/net/sfc/ethtool.c @@ -28,7 +28,8 @@ struct efx_ethtool_stat { enum { EFX_ETHTOOL_STAT_SOURCE_mac_stats, EFX_ETHTOOL_STAT_SOURCE_nic, - EFX_ETHTOOL_STAT_SOURCE_channel + EFX_ETHTOOL_STAT_SOURCE_channel, + EFX_ETHTOOL_STAT_SOURCE_tx_queue } source; unsigned offset; u64(*get_stat) (void *field); /* Reader function */ @@ -86,6 +87,10 @@ static u64 efx_get_atomic_stat(void *field) EFX_ETHTOOL_STAT(field, channel, n_##field, \ unsigned int, efx_get_uint_stat) +#define EFX_ETHTOOL_UINT_TXQ_STAT(field) \ + EFX_ETHTOOL_STAT(tx_##field, tx_queue, field, \ + unsigned int, efx_get_uint_stat) + static struct efx_ethtool_stat efx_ethtool_stats[] = { EFX_ETHTOOL_U64_MAC_STAT(tx_bytes), EFX_ETHTOOL_U64_MAC_STAT(tx_good_bytes), @@ -116,6 +121,10 @@ static struct efx_ethtool_stat efx_ethtool_stats[] = { EFX_ETHTOOL_ULONG_MAC_STAT(tx_non_tcpudp), EFX_ETHTOOL_ULONG_MAC_STAT(tx_mac_src_error), EFX_ETHTOOL_ULONG_MAC_STAT(tx_ip_src_error), + EFX_ETHTOOL_UINT_TXQ_STAT(tso_bursts), + EFX_ETHTOOL_UINT_TXQ_STAT(tso_long_headers), + EFX_ETHTOOL_UINT_TXQ_STAT(tso_packets), + EFX_ETHTOOL_UINT_TXQ_STAT(pushes), EFX_ETHTOOL_U64_MAC_STAT(rx_bytes), EFX_ETHTOOL_U64_MAC_STAT(rx_good_bytes), EFX_ETHTOOL_U64_MAC_STAT(rx_bad_bytes), @@ -470,6 +479,7 @@ static void efx_ethtool_get_stats(struct net_device *net_dev, struct efx_mac_stats *mac_stats = &efx->mac_stats; struct efx_ethtool_stat *stat; struct efx_channel *channel; + struct efx_tx_queue *tx_queue; struct rtnl_link_stats64 temp; int i; @@ -495,6 +505,15 @@ static void efx_ethtool_get_stats(struct net_device *net_dev, data[i] += stat->get_stat((void *)channel + stat->offset); break; + case EFX_ETHTOOL_STAT_SOURCE_tx_queue: + data[i] = 0; + efx_for_each_channel(channel, efx) { + efx_for_each_channel_tx_queue(tx_queue, channel) + data[i] += + stat->get_stat((void *)tx_queue + + stat->offset); + } + break; } } } |